Competitive advantage : creating and sustaining superior performance/

Main Author: Porter, Michael E., 1947-
Format: Book
Language:English
Published: New York : London : Free Press ; Collier Macmillan, c1985.
Subjects:
Physical Description:xviii, 557 p. : ill. ; 25 cm.
Bibliography:Includes bibliographical references (p. 537-540) and index.
ISBN:0029250900